
systemInPain
Build and scale systems in an interactive simulator to learn system design.
@echo_muss · X
Learn system design Try
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Tech stack
21 projects

Build and scale systems in an interactive simulator to learn system design.
@echo_muss · X
Learn system design Try

Learn math and physics through cinematic missions and interactive physics simulations.
@electricdrago10 · X

Tests LLM endpoints with adversarial cases and provides OWASP-mapped security audit reports.
@aryaan_sheth · X
- LLM security for small teams

Build professional resumes optimized to pass ATS screening systems.
@AyushGu50073550 · X
Some improvements are still required

The focus timer for Claude. Say start; it times, labels, and logs your work session with a live timer card in the chat, then syncs it to every device.
@Julan_X · X
Others and fun side kick:

A browser extension suggesting X replies in your unique voice and tone.
@kekkodamato_ · X
Working on -- a browser extension that helps you write better replies on X. Built for anyone who spends time engaging here but wants their replies to actually land.

Upload your resume and paste the job description to get an ATS-optimized CV tailored to the role.
u/HungryShake2902 · Reddit
I built the tool I wish I had after years of learning languages, a side project, not another AI tool Hi everyone. I'm 33, originally from Latin America, and I've been living in Europe for almost 10 years. I work full-time in tech sales for an HR company, and programming has never actually been my job, it's just something I've enjoyed for years. I guess I've always been the kind of person who, whenever I run into a problem, starts looking for a solution. What I've noticed is that I don't immed

Audit and optimize your local business visibility across ChatGPT, Perplexity, and Claude.
@Timemindai · X

Drop a file to get a shareable link—no signup required.
@gonelf · X
So many things - dead simple way to share projects within your team - dead simple base - no backend forms - ez directory submissions - a Lego event

The first social ecosystem where visibility is earned through contribution, not algorithms or ads. Join communities, share posts, and build your reputation.
@Woopeeu · X
You said drop your startup link, so here we go 👀 We’re building Woope — a social network where you actually find people who share your interests. No paid reach. No endless algorithm games. Just people, communities and ideas. 🚀

AI agent browser extension that performs tasks, researches with citations, and remembers information while you work.
@kurvantHQ · X

Get instant email and Telegram alerts when Apple refurbished products drop.
@Raby_L · X
Just shipped Telegram alerts for RefurbAlert Pro 🚀 Now you get instant Telegram notifications + email when Apple refurb products drop. $9.99/3 months. Free 1 month trial. #buildinpublic #apple